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126 lines
2.8 KiB
126 lines
2.8 KiB
package kcp_test
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import (
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"testing"
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. "v2ray.com/core/transport/internet/kcp"
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. "v2ray.com/ext/assert"
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)
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func TestBadSegment(t *testing.T) {
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assert := With(t)
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seg, buf := ReadSegment(nil)
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assert(seg, IsNil)
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assert(len(buf), Equals, 0)
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}
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func TestDataSegment(t *testing.T) {
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assert := With(t)
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seg := &DataSegment{
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Conv: 1,
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Timestamp: 3,
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Number: 4,
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SendingNext: 5,
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}
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seg.Data().Append([]byte{'a', 'b', 'c', 'd'})
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nBytes := seg.ByteSize()
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bytes := make([]byte, nBytes)
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seg.Bytes()(bytes)
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assert(len(bytes), Equals, nBytes)
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iseg, _ := ReadSegment(bytes)
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seg2 := iseg.(*DataSegment)
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assert(seg2.Conv, Equals, seg.Conv)
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assert(seg2.Timestamp, Equals, seg.Timestamp)
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assert(seg2.SendingNext, Equals, seg.SendingNext)
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assert(seg2.Number, Equals, seg.Number)
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assert(seg2.Data().Bytes(), Equals, seg.Data().Bytes())
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}
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func Test1ByteDataSegment(t *testing.T) {
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assert := With(t)
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seg := &DataSegment{
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Conv: 1,
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Timestamp: 3,
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Number: 4,
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SendingNext: 5,
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}
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seg.Data().AppendBytes('a')
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nBytes := seg.ByteSize()
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bytes := make([]byte, nBytes)
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seg.Bytes()(bytes)
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assert(len(bytes), Equals, nBytes)
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iseg, _ := ReadSegment(bytes)
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seg2 := iseg.(*DataSegment)
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assert(seg2.Conv, Equals, seg.Conv)
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assert(seg2.Timestamp, Equals, seg.Timestamp)
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assert(seg2.SendingNext, Equals, seg.SendingNext)
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assert(seg2.Number, Equals, seg.Number)
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assert(seg2.Data().Bytes(), Equals, seg.Data().Bytes())
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}
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func TestACKSegment(t *testing.T) {
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assert := With(t)
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seg := &AckSegment{
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Conv: 1,
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ReceivingWindow: 2,
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ReceivingNext: 3,
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Timestamp: 10,
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NumberList: []uint32{1, 3, 5, 7, 9},
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}
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nBytes := seg.ByteSize()
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bytes := make([]byte, nBytes)
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seg.Bytes()(bytes)
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assert(len(bytes), Equals, nBytes)
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iseg, _ := ReadSegment(bytes)
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seg2 := iseg.(*AckSegment)
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assert(seg2.Conv, Equals, seg.Conv)
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assert(seg2.ReceivingWindow, Equals, seg.ReceivingWindow)
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assert(seg2.ReceivingNext, Equals, seg.ReceivingNext)
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assert(len(seg2.NumberList), Equals, len(seg.NumberList))
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assert(seg2.Timestamp, Equals, seg.Timestamp)
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for i, number := range seg2.NumberList {
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assert(number, Equals, seg.NumberList[i])
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}
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}
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func TestCmdSegment(t *testing.T) {
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assert := With(t)
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seg := &CmdOnlySegment{
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Conv: 1,
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Cmd: CommandPing,
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Option: SegmentOptionClose,
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SendingNext: 11,
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ReceivingNext: 13,
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PeerRTO: 15,
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}
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nBytes := seg.ByteSize()
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bytes := make([]byte, nBytes)
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seg.Bytes()(bytes)
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assert(len(bytes), Equals, nBytes)
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iseg, _ := ReadSegment(bytes)
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seg2 := iseg.(*CmdOnlySegment)
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assert(seg2.Conv, Equals, seg.Conv)
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assert(byte(seg2.Command()), Equals, byte(seg.Command()))
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assert(byte(seg2.Option), Equals, byte(seg.Option))
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assert(seg2.SendingNext, Equals, seg.SendingNext)
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assert(seg2.ReceivingNext, Equals, seg.ReceivingNext)
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assert(seg2.PeerRTO, Equals, seg.PeerRTO)
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}
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